datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,10 0:30:00,31 ,       0,1.770286,0.405972,0.656655
sgpcmbeC1.c1,2005,10 1:30:00,29 ,       0,1.680578,0.245905,0.511539
sgpcmbeC1.c1,2005,10 2:30:00,30 ,       0,1.703088,0.190486,0.425884
sgpcmbeC1.c1,2005,10 3:30:00,31 ,       0,1.580372,0.228259,0.504223
sgpcmbeC1.c1,2005,10 4:30:00,31 ,       0,1.626854,0.301638,0.576869
sgpcmbeC1.c1,2005,10 5:30:00,31 ,       0,1.599369,0.198871,0.417425
sgpcmbeC1.c1,2005,10 6:30:00,31 ,       0,17.84774,5.706149,4.927006
sgpcmbeC1.c1,2005,10 7:30:00,31 ,5.577514,94.12882,38.49376,23.04177
sgpcmbeC1.c1,2005,10 8:30:00,31 ,7.992329,124.5466, 50.3527,27.78533
sgpcmbeC1.c1,2005,10 9:30:00,31 ,6.301682,159.4682,54.50735,34.71142
sgpcmbeC1.c1,2005,1010:30:00,31 ,9.785912,213.9358,63.98751,49.92377
sgpcmbeC1.c1,2005,1011:30:00,31 ,10.59778,193.9204,46.43751,49.11101
sgpcmbeC1.c1,2005,1012:30:00,31 , 3.87298,189.3799,63.92198,64.30263
sgpcmbeC1.c1,2005,1013:30:00,31 ,21.98054,216.2063,76.73007,64.74698
sgpcmbeC1.c1,2005,1014:30:00,31 ,8.281601,220.7308,83.31315,61.86162
sgpcmbeC1.c1,2005,1015:30:00,31 ,1.416434,177.8082,74.96907,44.79813
sgpcmbeC1.c1,2005,1016:30:00,31 , 2.94063,104.7732,55.85632,23.51422
sgpcmbeC1.c1,2005,1017:30:00,31 , 2.88825,48.62038,28.52993,12.53529
sgpcmbeC1.c1,2005,1018:30:00,31 ,       0,2.871047,0.874348,0.808338
sgpcmbeC1.c1,2005,1019:30:00,31 ,       0,1.548773,0.252594,0.510497
sgpcmbeC1.c1,2005,1020:30:00,31 ,       0,1.468022, 0.12937,0.315655
sgpcmbeC1.c1,2005,1021:30:00,31 ,       0,1.606765,0.242503,0.510728
sgpcmbeC1.c1,2005,1022:30:00,31 ,       0,1.425279,0.156149,0.336363
sgpcmbeC1.c1,2005,1023:30:00,31 ,       0,1.739102,0.305313,0.530852